Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ペレットの選別方法
Document Type and Number:
Japanese Patent JP7155363
Kind Code:
B2
Abstract:
To provide a pellet sorting method that can more reliably sort a non-magnetic pellet from a magnetic pellet, and a pellet manufacturing method.SOLUTION: There is provided a pellet sorting method for sorting a pellet of polybutylene terephthalate resin for electronic components, the method sorts a resin pellet including a magnetic material from a resin pellet not including a magnetic material by using a belt type magnet roll separator, in which the resin pellet is polybutylene terephthalate resin pellet; as the resin pellet, an elliptical columnar pellet having an elliptical cross section with a ratio of a major axis and a minor axis (major axis/minor axis) of 1.2 to 2.0 and a height of 5 mm or less is used; and sorting is performed by setting a belt tension in a range of 20 to 120 N and a belt speed in a range of 0.30 to 0.90 m/sec.SELECTED DRAWING: Figure 1

Inventors:
Toshiyuki Tajiri
Application Number:
JP2021132608A
Publication Date:
October 18, 2022
Filing Date:
August 17, 2021
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
Mitsubishi Engineering Plastics Co., Ltd.
International Classes:
B29B9/16; B03C1/00; B03C1/18; B29B13/00
Domestic Patent References:
JP4074546A
JP8141432A
Attorney, Agent or Firm:
Naozumi Ono
Okunuki Sachiko